On original metarouter: cd / echo “ ./tmp/* ./proc/* ./sys/*” > /tmp/exclude.list tar zcvf /tmp/newimage.tgz -X /tmp/exclude.list . On original Mikrotik: /metarouter export Start the new metarouter with the SAME original image when it is booted, login to it and copy the /tmp/newimage.tgz from the original one: scp original_metarouter:/tmp/newimage.tgz /tmp and restore it: cd / […]

I just finished to write my first SNMP check for check_mk 🙂 These checks are for query mikrotik routerboard device and check status of voltage (power supply), temperature and memory. For memory I simly edit the hr_mem check, I don’t know why but mikrotik use hrOtherDisk instead of hrRamDisk for internal ram. I’ve also add […]

On this post I’ll explain you how to grab analog data from an 8-channel, 12 bit ADC. The ADC used is the Custard-PI 3 http://www.sf-innovations.co.uk/custard-pi-3.html . You can buy it directly from them on that page.

I use it to log value from different type of sensors. As you know ADC for raspberry can read […]